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NTT DATA

Expert CCIE Architecte Réseaux F/H

Paris, France

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hirly's read of this role

Seniority
Mid level
Country
FR
Work mode
On-site / unstated
First seen by hirly
3 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

  • Make an impact with NTT DATA
  • Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Architecture Reseau et Seurité L4

Concevoir des architectures réseau et sécurité complexes (LAN, WAN, DC, SD-WAN, Sécurité)

Rédiger et maintenir la documentation HLD / LLD (design, matrices de flux, schémas, procédures)

Participer aux choix technologiques et aux revues d’architecture

Réaliser des audits d’infrastructures et proposer des plans d’amélioration

Implémentation & Déploiement

Déployer et intégrer des solutions réseau et sécurité de bout en bout

Piloter des projets techniques à forte valeur ajoutée (multi-sites, environnements critiques)

Assurer l’intégration avec les environnements existants (on‑prem, hybride, cloud)

Exploitation & Expertise

Intervenir en support N3/N4 sur des incidents complexes

Être le point d’escalade technique pour les équipes opérationnelles

Garantir la disponibilité, la performance et la sécurité des infrastructures

Sécurité & Conformité

Définir et implémenter les politiques de sécurité réseau

Gérer les flux, VPN, règles de sécurité et mécanismes de segmentation

Contribuer aux démarches de sécurité by design

Avant-vente & Conseil (selon contexte)

Support aux équipes avant-vente (RFP/RFI, soutenances techniques)

Participation aux comités techniques clients

Rôle de conseiller expert auprès des clients stratégiques

Compétences techniques requises

Réseau

Architectures LAN / WAN / Datacenter

SD-WAN (design, déploiement, exploitation)

Routage avancé : BGP, OSPF

Haute disponibilité, redondance, QoS

Sécurité

Palo Alto Networks (firewalls, politiques de sécurité, VPN)

Segmentation réseau, filtrage, sécurisation des flux

Intégration sécurité dans les architectures globales

Load Balancing

F5 BIG-IP LTM

Virtual Servers, Pools, iRules (niveau avancé)

Haute disponibilité et performances applicatives

Solutions & Outils

Cisco Catalyst Center (DNA Center)

Automatisation, assurance réseau, gestion du lifecycle

Environnements hybrides et multi‑sites

Certifications

Nécéssaire: CCIE

  • Appréciés:
  • Palo Alto (PCNSE)

F5 LTM Certified (CA/CTS)

Cisco complémentaires (SD-WAN, Security)

Profil recherché

Ingénieur diplômé (Bac+5 ou équivalent)

Expérience significative (8–10 ans minimum) en réseaux & sécurité

Capacité à travailler sur des environnements critiques et complexes

Forte capacité d’analyse, d’autonomie et de prise de décision

Excellentes compétences rédactionnelles (documents d’architecture)

Français courant, anglais professionnel requis

Soft Skills

Leadership technique et rôle de mentor

Sens du service client et posture de consultant

Capacité à vulgariser des sujets complexes

Rigueur, méthode et esprit de synthèse

Évolution possible

Architecte Réseau & Sécurité

Lead Technique / Référent d’offre

Manager technique ou Practice Leader

Workplace type :

  • Hybrid Working
  • About NTT DATA
  • NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune

Global 100. We are committed to accelerating client success and positively impacting society through

responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with

unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and

application services. Our consulting and industry solutions help organizations and society move

confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more

than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as

established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each

year in R&D.

  • Equal Opportunity Employer
  • NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

Third parties fraudulently posing as NTT DATA recruiters

NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters whether in writing or by phone in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. If you suspect any fraudulent activity, please contact us .

Original posting on NTT DATA's site ↗

Listed on hirly, a job board. hirly is not the employer: NTT DATA is hiring for this role.

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